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Throw exception on returning a unique_ptr or shared_ptr nullptr (or any other holder type) from py::init, rather than crashing (#2430)

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This commit is contained in:
Yannick Jadoul
2020-08-25 18:51:06 +02:00
committed by GitHub
parent 5b59b7b263
commit a2bb297b32
3 changed files with 11 additions and 3 deletions
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4
tests/test_factory_constructors.cpp
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@@ -154,6 +154,8 @@ TEST_SUBMODULE(factory_constructors, m) {
MAKE_TAG_TYPE(TF4);
MAKE_TAG_TYPE(TF5);
MAKE_TAG_TYPE(null_ptr);
MAKE_TAG_TYPE(null_unique_ptr);
MAKE_TAG_TYPE(null_shared_ptr);
MAKE_TAG_TYPE(base);
MAKE_TAG_TYPE(invalid_base);
MAKE_TAG_TYPE(alias);
@@ -194,6 +196,8 @@ TEST_SUBMODULE(factory_constructors, m) {
// Returns nullptr:
.def(py::init([](null_ptr_tag) { return (TestFactory3 *) nullptr; }))
.def(py::init([](null_unique_ptr_tag) { return std::unique_ptr<TestFactory3>(); }))
.def(py::init([](null_shared_ptr_tag) { return std::shared_ptr<TestFactory3>(); }))
.def_readwrite("value", &TestFactory3::value)
;